Arm chair



FIG. 1 is a perspective view of an arm chair, showing my new design;

FIG. 2 is a side view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a front view;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a side view opposite from the view of FIG. 2. 

The ornamental design for an arm chair, as shown and described. 